<template>
   
  <div class="app-container">
    <el-card class="filter-container" shadow="never">
      <div>
        <i class="el-icon-search"></i>
        <span>Filter Search</span>
        <el-button
          style="float: right"
          type="primary"
          @click="handleSearchList()"
          size="small"
        >
          Query search
        </el-button>
        <el-button
          style="float: right; margin-right: 15px"
          @click="handleResetSearch()"
          size="small"
        >
          Reset
        </el-button>
      </div>
      <div style="margin-top: 15px">
        <el-form
          :inline="true"
          :model="listQuery"
          size="small"
          label-width="140px"
        >
          <el-form-item label="Commodity Name:">
            <el-input
              v-model="listQuery.productName"
              class="input-width"
              placeholder="Commodity Name"
            ></el-input>
          </el-form-item>
          <el-form-item label="New product status:">
            <el-select
              v-model="listQuery.recommendStatus"
              placeholder="All"
              clearable
              class="input-width"
            >
              <el-option
                v-for="item in recommendOptions"
                :key="item.value"
                :label="item.label"
                :value="item.value"
              >
              </el-option>
            </el-select>
          </el-form-item>
        </el-form>
      </div>
    </el-card>
    <el-card class="operate-container" shadow="never">
      <i class="el-icon-tickets"></i>
      <span>Data List</span>
      <el-button size="mini" class="btn-add" @click="handleSelectProduct()"
        >Select commodity</el-button
      >
    </el-card>
    <div class="table-container">
      <el-table
        ref="newProductTable"
        :data="list"
        style="width: 100%"
        @selection-change="handleSelectionChange"
        v-loading="listLoading"
        border
      >
        <el-table-column
          type="selection"
          width="60"
          align="center"
        ></el-table-column>
        <el-table-column label="Num" width="120" align="center">
          <template slot-scope="scope">{{ scope.row.id }}</template>
        </el-table-column>
        <el-table-column label="Commodity Name" align="center">
          <template slot-scope="scope">{{ scope.row.productName }}</template>
        </el-table-column>
        <el-table-column label="YesNoNew product" width="200" align="center">
          <template slot-scope="scope">
            <el-switch
              @change="
                handleRecommendStatusStatusChange(scope.$index, scope.row)
              "
              :active-value="1"
              :inactive-value="0"
              v-model="scope.row.recommendStatus"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="Sort" width="160" align="center">
          <template slot-scope="scope">{{ scope.row.sort }}</template>
        </el-table-column>
        <el-table-column label="Status" width="160" align="center">
          <template slot-scope="scope">{{
            scope.row.recommendStatus | formatRecommendStatus
          }}</template>
        </el-table-column>
        <el-table-column label="Option" width="180" align="center">
          <template slot-scope="scope">
            <el-button
              size="mini"
              type="text"
              @click="handleEditSort(scope.$index, scope.row)"
              >SettingsSort
            </el-button>
            <el-button
              size="mini"
              type="text"
              @click="handleDelete(scope.$index, scope.row)"
              >Delete
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <div class="batch-operate-container">
      <el-select
        size="small"
        v-model="operateType"
        placeholder="Batch Operation"
      >
        <el-option
          v-for="item in operates"
          :key="item.value"
          :label="item.label"
          :value="item.value"
        >
        </el-option>
      </el-select>
      <el-button
        style="margin-left: 20px"
        class="search-button"
        @click="handleBatchOperate()"
        type="primary"
        size="small"
      >
        Confirm
      </el-button>
    </div>
    <div class="pagination-container">
      <el-pagination
        background
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        layout="total, sizes,prev, pager, next,jumper"
        :page-size="listQuery.pageSize"
        :page-sizes="[5, 10, 15]"
        :current-page.sync="listQuery.pageNum"
        :total="total"
      >
      </el-pagination>
    </div>
    <el-dialog
      title="Select commodity"
      :visible.sync="selectDialogVisible"
      width="50%"
    >
      <el-input
        v-model="dialogData.listQuery.keyword"
        style="width: 250px; margin-bottom: 20px"
        size="small"
        placeholder="Commodity name search"
      >
        <el-button
          slot="append"
          icon="el-icon-search"
          @click="handleSelectSearch()"
        ></el-button>
      </el-input>
      <el-table
        :data="dialogData.list"
        @selection-change="handleDialogSelectionChange"
        border
      >
        <el-table-column
          type="selection"
          width="60"
          align="center"
        ></el-table-column>
        <el-table-column label="Commodity Name" align="center">
          <template slot-scope="scope">{{ scope.row.name }}</template>
        </el-table-column>
        <el-table-column label="Item number" width="160" align="center">
          <template slot-scope="scope">NO.{{ scope.row.productSn }}</template>
        </el-table-column>
        <el-table-column label="Price" width="120" align="center">
          <template slot-scope="scope">￥{{ scope.row.price }}</template>
        </el-table-column>
      </el-table>
      <div class="pagination-container">
        <el-pagination
          background
          @size-change="handleDialogSizeChange"
          @current-change="handleDialogCurrentChange"
          layout="prev, pager, next"
          :current-page.sync="dialogData.listQuery.pageNum"
          :page-size="dialogData.listQuery.pageSize"
          :page-sizes="[5, 10, 15]"
          :total="dialogData.total"
        >
        </el-pagination>
      </div>
      <div style="clear: both"></div>
      <div slot="footer">
        <el-button size="small" @click="selectDialogVisible = false"
          >Cancel</el-button
        >
        <el-button
          size="small"
          type="primary"
          @click="handleSelectDialogConfirm()"
          >Confirm</el-button
        >
      </div>
    </el-dialog>
    <el-dialog
      title="SettingsSort"
      :visible.sync="sortDialogVisible"
      width="40%"
    >
      <el-form :model="sortDialogData" label-width="150px">
        <el-form-item label="Sort:">
          <el-input
            v-model="sortDialogData.sort"
            style="width: 200px"
          ></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer">
        <el-button @click="sortDialogVisible = false" size="small"
          >Cancel</el-button
        >
        <el-button type="primary" @click="handleUpdateSort" size="small"
          >Confirm</el-button
        >
      </span>
    </el-dialog>
  </div>
</template>
<script>
import {
  fetchList,
  updateRecommendStatus,
  deleteNewProduct,
  createNewProduct,
  updateNewProductSort,
} from "@/api/newProduct";
import { fetchList as fetchProductList } from "@/api/product";

const defaultListQuery = {
  pageNum: 1,
  pageSize: 5,
  productName: null,
  recommendStatus: null,
};
const defaultRecommendOptions = [
  {
    label: "Not new product",
    value: 0,
  },
  {
    label: "In new product",
    value: 1,
  },
];
export default {
  name: "newProductList",
  data() {
    return {
      listQuery: Object.assign({}, defaultListQuery),
      recommendOptions: Object.assign({}, defaultRecommendOptions),
      list: null,
      total: null,
      listLoading: false,
      multipleSelection: [],
      operates: [
        {
          label: "Set as new product",
          value: 0,
        },
        {
          label: "CancelNew product",
          value: 1,
        },
        {
          label: "Delete",
          value: 2,
        },
      ],
      operateType: null,
      selectDialogVisible: false,
      dialogData: {
        list: null,
        total: null,
        multipleSelection: [],
        listQuery: {
          keyword: null,
          pageNum: 1,
          pageSize: 5,
        },
      },
      sortDialogVisible: false,
      sortDialogData: { sort: 0, id: null },
    };
  },
  created() {
    this.getList();
  },
  filters: {
    formatRecommendStatus(status) {
      if (status === 1) {
        return "In new product";
      } else {
        return "Not new product";
      }
    },
  },
  methods: {
    handleResetSearch() {
      this.listQuery = Object.assign({}, defaultListQuery);
    },
    handleSearchList() {
      this.listQuery.pageNum = 1;
      this.getList();
    },
    handleSelectionChange(val) {
      this.multipleSelection = val;
    },
    handleSizeChange(val) {
      this.listQuery.pageNum = 1;
      this.listQuery.pageSize = val;
      this.getList();
    },
    handleCurrentChange(val) {
      this.listQuery.pageNum = val;
      this.getList();
    },
    handleRecommendStatusStatusChange(index, row) {
      this.updateRecommendStatusStatus(row.id, row.recommendStatus);
    },
    handleDelete(index, row) {
      this.deleteProduct(row.id);
    },
    handleBatchOperate() {
      if (this.multipleSelection < 1) {
        this.$message({
          message: "Please select a record",
          type: "warning",
          duration: 1000,
        });
        return;
      }
      let ids = [];
      for (let i = 0; i < this.multipleSelection.length; i++) {
        ids.push(this.multipleSelection[i].id);
      }
      if (this.operateType === 0) {
        //Set as new product
        this.updateRecommendStatusStatus(ids, 1);
      } else if (this.operateType === 1) {
        //CancelNew product
        this.updateRecommendStatusStatus(ids, 0);
      } else if (this.operateType === 2) {
        //Delete
        this.deleteProduct(ids);
      } else {
        this.$message({
          message: "Please select the type of batch operation",
          type: "warning",
          duration: 1000,
        });
      }
    },
    handleSelectProduct() {
      this.selectDialogVisible = true;
      this.getDialogList();
    },
    handleSelectSearch() {
      this.getDialogList();
    },
    handleDialogSizeChange(val) {
      this.dialogData.listQuery.pageNum = 1;
      this.dialogData.listQuery.pageSize = val;
      this.getDialogList();
    },
    handleDialogCurrentChange(val) {
      this.dialogData.listQuery.pageNum = val;
      this.getDialogList();
    },
    handleDialogSelectionChange(val) {
      this.dialogData.multipleSelection = val;
    },
    handleSelectDialogConfirm() {
      if (this.dialogData.multipleSelection < 1) {
        this.$message({
          message: "Please select a record",
          type: "warning",
          duration: 1000,
        });
        return;
      }
      let selectProducts = [];
      for (let i = 0; i < this.dialogData.multipleSelection.length; i++) {
        selectProducts.push({
          productId: this.dialogData.multipleSelection[i].id,
          productName: this.dialogData.multipleSelection[i].name,
        });
      }
      this.$confirm("Do you want to AddOption?", "Reminder", {
        confirmButtonText: "Confirm",
        cancelButtonText: "Cancel",
        type: "warning",
      }).then(() => {
        createNewProduct(selectProducts).then((response) => {
          this.selectDialogVisible = false;
          this.dialogData.multipleSelection = [];
          this.getList();
          this.$message({
            type: "success",
            message: "Add Successful!",
          });
        });
      });
    },
    handleEditSort(index, row) {
      this.sortDialogVisible = true;
      this.sortDialogData.sort = row.sort;
      this.sortDialogData.id = row.id;
    },
    handleUpdateSort() {
      this.$confirm("Do you want to modification sort?", "Reminder", {
        confirmButtonText: "Confirm",
        cancelButtonText: "Cancel",
        type: "warning",
      }).then(() => {
        updateNewProductSort(this.sortDialogData).then((response) => {
          this.sortDialogVisible = false;
          this.getList();
          this.$message({
            type: "success",
            message: "Delete successful!",
          });
        });
      });
    },
    getList() {
      this.listLoading = true;
      fetchList(this.listQuery).then((response) => {
        this.listLoading = false;
        this.list = response.data.list;
        this.total = response.data.total;
      });
    },
    updateRecommendStatusStatus(ids, status) {
      this.$confirm(
        "Do you want to modification new product status?",
        "Reminder",
        {
          confirmButtonText: "Confirm",
          cancelButtonText: "Cancel",
          type: "warning",
        }
      )
        .then(() => {
          let params = new URLSearchParams();
          params.append("ids", ids);
          params.append("recommendStatus", status);
          updateRecommendStatus(params).then((response) => {
            this.getList();
            this.$message({
              type: "success",
              message: "Modification successful!",
            });
          });
        })
        .catch(() => {
          this.$message({
            type: "success",
            message: "Option Canceled!",
          });
          this.getList();
        });
    },
    deleteProduct(ids) {
      this.$confirm("Do you want to delete New product?", "Reminder", {
        confirmButtonText: "Confirm",
        cancelButtonText: "Cancel",
        type: "warning",
      }).then(() => {
        let params = new URLSearchParams();
        params.append("ids", ids);
        deleteNewProduct(params).then((response) => {
          this.getList();
          this.$message({
            type: "success",
            message: "Delete successful!",
          });
        });
      });
    },
    getDialogList() {
      fetchProductList(this.dialogData.listQuery).then((response) => {
        this.dialogData.list = response.data.list;
        this.dialogData.total = response.data.total;
      });
    },
  },
};
</script>
<style></style>
